rust-lang/rust — pull request #15252 by alexcrichton (2014-06-29 16:40:06+00:00)
Title: rustuv: Don't zero-out data on clones

When cloning a stream, the data is already guaranteed to be in a consistent
state, so there's no need to perform a zeroing. This prevents segfaults as seen
in #15231

Closes #15231